~/dnsniffer/issuers/unizeto-technologies·rank #25
$ dnsniffer count --issuer unizeto-technologies --active

How many domains does Unizeto Technologies secure?

25,827

active domains whose current TLS certificate was issued by Unizeto Technologies, as of 0.01% of all attributed domains.

# rank #25 of all CAs# all records held: 49,202# subdomains: 4# intermediates: 4# Poland
~/issuers/unizeto-technologies/history·active domains
25,827
domains secured by Unizeto Technologies on 2026-08-31 · +25,819 (+322737.50%) since 2025-06-30
07K14K22K29K2025-06-30: 8 active2025-07-31: 22,214 active2025-08-31: 24,625 active2025-09-30: 24,625 active2025-10-31: 24,625 active2025-11-30: 24,625 active2025-12-31: 25,831 active2026-01-31: 25,834 active2026-02-28: 25,834 active2026-03-31: 25,834 active2026-04-30: 25,834 active2026-05-31: 25,834 active2026-06-30: 25,834 active2026-07-31: 25,834 active2026-08-31: 25,827 active2025-06-302026-08-31

# y-axis starts at 0, not zero — domain counts move by fractions of a percent a day. Dashed segments are estimated: reconstructed from certificate first-seen dates before daily snapshots began, not measured on the day.

# change over time
30 days
-0.03%
-7 domains
90 days
-0.03%
-7 domains
1 year
+4.88%
+1,202 domains
# intermediate CAs
Intermediate certificate authorities operating under Unizeto Technologies, with the number of active domains each currently secures.
intermediatecountrydomains
Certum Domain Validation CA SHA2Poland25,744
Certum Extended Validation CA SHA2Poland83
Certum Extended Validation CAPoland0
Certum Global Services CA SHA2Poland0
# faq
? How many domains does Unizeto Technologies secure?
Unizeto Technologies is the certificate authority for 25,827 active domains as of August 31, 2026 — 0.01% of every domain DNSniffer can attribute to an issuer.
? Is Unizeto Technologies gaining or losing market share?
The number of domains secured by Unizeto Technologies has grown by 4.88% over the last year (+1,202 domains).
? Which intermediate CAs does Unizeto Technologies sign from?
We have seen 4 intermediates under Unizeto Technologies, the busiest being “Certum Domain Validation CA SHA2” with 25,744 domains. The full list, with per-intermediate counts, is on this page.
? Where does this number come from?
DNSniffer ingests Certificate Transparency logs continuously and records the issuer of the most recent certificate seen for each domain, then snapshots the per-issuer count once a day. It measures how much of the live web a CA currently secures, not how many certificates it has issued over its lifetime.